Written by Maggie
Mar 02 2021
Aspen fleabane (scientific name: Erigeon speciosus) is an herb belonging to the genus Asteraceae. Aspen fleabane can withstand -25 degrees Celsius temperature. Aspen fleabane can be used for flower beds, potted plants.
Aspen fleabane is 40-60 cm tall, leafy, branched and sparsely hairy; Leaves are spatulate to lanceolate; Inflorescences ca. are 3.5 cm, linguate blue-purple flowers, yellow tubular flowers, corymbs strong cymes at stem apex, achene.
Aspen fleabane can withstand low temperatures of -25 degrees Celsius.
Light Requirement: Sun
Soil Description: Dry to moist soils.
Conditions Comments: Showy fleabane will form colonies. Divide mature plants when the rosettes begin to overlap. Remove fallen leaves from nearby trees in the fall, they can smother the rosettes and cause them to rot.
Description: Seeds may be sown outside in late fall or the following spring without any cold treatment. Only a small percentage of the seeds will germinate, so sow thickly. Seeds require light to germinate. A more practical method of propagation is division.
Seed Collection: Nutlets develop rapidly in the 2-3 weeks following the bloom period. Collect seedheads in a paper bag when the nutlets begin to turn brown. Air-dry, clean and seal in a stored, refrigerated container.
Seed Treatment: Not Available
Commercially Avail: yes
Aspen fleabane can be used for Flower beds, flower borders, cut flowers, background materials.